Navigation » List of Schools » Prince George Community College » Biology » Bio 2050 – Anatomy and Physiology » Summer 2021 » Lecture Exam 1
Below are the questions for the exam with the choices of answers:
Question #1
A a small structure within a cell.
B a group of cells with similar structure and function.
C a structure composed of several tissue types.
D the basic structural unit of all living organisms.
Question #2
A Langerhans cells
B melanocytes
C Merkel cells
D keratinocytes
Question #3
A metabolism.
B negative feedback.
C positive feedback.
D neutral feedback.
Question #4
A skeletal system.
B endocrine system.
C digestive system.
D respiratory system.
Question #5
A cell movement and cell shape.
B packaging “cell products” for export.
C protein synthesis.
D manufacturing lipids.
Question #6
A two different ions or molecules in opposite directions
B two of the same ions or molecules in the same direction
C one specific ion or molecule
D two different ions or molecules in the same direction
Question #7
A floats.
B gains water.
C ruptures.
D loses water.
Question #8
A radiology
B gross anatomy
C physiology
D histology
Question #9
A urinary
B cardiovascular
C lymphatic
D nervous
Question #10
A an increase in the distance the molecules have to travel
B an increase in the viscosity of the solvent
C an increase in the temperature
D an increase in the molecular weight of the diffusing particles
Question #11
A calmly regulated diffusion.
B pinocytosis.
C phagocytosis.
D biocytosis.
Question #12
A produce a secretion that protects the body from growth of bacteria.
B produce a secretion that oils the hair and skin.
C serve as “anchors” for the arrector pili muscles.
D aid in cooling the body.
Question #13
A Water cannot move through the membrane.
B Lipid-soluble substances pass through the membrane by dissolving in the lipid bilayer.
C Polar molecules are transported more easily than nonpolar molecules.
D Generally, cations pass through the membrane more easily than anions.
Question #14
A urea
B oxygen
C water
D sodium
Question #15
A protection from cancer.
B detection of heat and touch.
C regulation of acid-base balance.
D production of Vitamin E.
Question #16
A cardiac muscle tissue
B areolar connective tissue
C adipose tissue
D simple columnar epithelium
Question #17
A create a non-selectively permeable barrier.
B have polar fatty acid tails.
C have polar phosphate heads.
D form a monolayer.
Question #18
A Sebaceous glands are an example of apocrine glands.
B Most sebaceous glands are connected by a duct to the upper portion of the hair follicle.
C Secretions from sebaceous glands provide protection against bacteria.
D Secretions from sebaceous glands oil the hair and skin.
Question #19
A stratum granulosum
B stratum spinosum
C stratum basale
D stratum lucidum
Question #20
A stratum spinosum
B stratum granulosum
C stratum corneum
D stratum lucidum
Question #21
A Elevated blood glucose levels cause insulin secretion to decline.
B As body temperature rises, sweating occurs to cool the body.
C When a person drinks large quantities of water, urine output decreases to raise blood volume.
D Decreases in blood pressure cause a corresponding decrease in heart rate.
Question #22
A cytosol
B cisternae
C cristae
D chromosome
Question #23
A connective, skeletal, epithelial, nervous
B epithelial, skeletal, connective, reticular
C muscle, nervous, skeletal, connective
D epithelial, connective, muscle, nervous
Question #24
A marker molecules
B receptor proteins
C channel protein
D enzymes
Question #25
A melanocytes.
B dermal striae.
C dermal papillae.
D melanocytes.
Question #26
A move across the membrane, but equally in both directions
B stop moving across the membrane
C move across the membrane to the outside of the cell
D move across the membrane to the inside of the cell
Question #27
A an amplification of deviation from the normal range.
B the combination of growth, self-repair, and energy release.
C the maintenance of a relatively constant environment within the body.
D the production of energy by cells.
Question #28
A endocytosis.
B facilitated diffusion.
C passive transport.
D diffusion.
Question #29
A Men working in a hot environment drink large quantities of water, and their urine volume increases.
B As the mean blood pressure gradually increases in aging people, the blood vessel walls become thinner.
C Elevated blood glucose levels cause insulin secretion (insulin causes cells to take up glucose) to increase.
D As blood pressure falls, blood flow to cardiac (heart) muscle decreases.
Question #30
A The hypodermis is a site of fat storage.
B Hypodermis is composed of dense connective tissue with collagen and elastin fibers.
C Hypodermis is referred to as subcutaneous tissue.
D The hypodermis attaches the skin to underlying bone and muscle.
Question #31
A tight junctions
B adhering junctions
C gap junctions
D desmosomes
Question #32
A cells and fibers
B fibroblast and fibers
C osetocyte and elastic fibers
D ground substance and fibers
Question #33
A histology
B developmental
C regional
D systemic
Question #34
A microtubule
B nucleus
C centriole
D mitochondrion
Question #35
A allow cells to recognize one another.
B are found only on endoplasmic reticulum.
C utilize the G protein complex to function.
D provide a tunnel through which ions or molecules can enter or leave the cell.
Question #36
A produce ATP.
B digest lipids.
C control and coordinate cellular activities.
D produce secretory vesicles.
Question #37
A stratum spinosum, stratum basale, stratum lucidum, stratum corneum, and stratum granulosum
B stratum basale, stratum spinosum, stratum granulosum, stratum lucidum, and stratum corneum
C stratum lucidum, stratum granulosum, stratum corneum, stratum basale, and stratum spinosum
D stratum basale, stratum granulosum, stratum lucidum, stratum spinosum, and stratum corneum
Question #38
A 51243
B 12534
C 34251
D 23415
Question #39
A stratum basale.
B stratum corneum.
C stratum granulosum.
D stratum lucidum.
Question #40
A cardiovascular
B lymphatic
C hormonal
D integumentary
Question #41
A is a rigid protein membrane.
B separates the nucleus from the rest of the cell.
C regulates movement of materials into and out of the cell.
D has a single layer of phospholipids.
Question #42
A lipids and ions.
B carbohydrates, ions, and lipids.
C proteins and carbohydrates.
D proteins, lipids, and carbohydrates.
Question #43
A vitamin B
B vitamin A
C vitamin D
D vitamin C
Question #44
A cell membrane
B concentration gradient
C aquaporins
D protein carriers
Question #45
A endocytosis.
B diffusion.
C active transport.
D facilitated diffusion.
Question #46
A channel protein
B marker molecules
C carrier proteins
D receptor proteins
Question #47
A radiology
B histology
C gross anatomy
D physiology
Question #48
A The dermis is superficial to the epidermis.
B The epidermis contains numerous blood vessels.
C The epidermis is nourished by blood vessels located in the dermis.
D The most numerous cells in the epidermis are the melanocytes.
Question #49
A it lacks blood vessels
B it is anchored to a basement membrane
C it functions in secretion, absorption, and excretion
D epithelial cells are loosely packed and have little intercellular material
Question #50
A more melanin in their skin.
B fewer melanocytes than races with darker skins.
C approximately the same number of melanocytes as races with darker skins.
D more melanocytes than races with darker skins.
Question #51
A The internal environment of the body is maintained in a relatively stable condition.
B Moveable joints allow us to bend our fingers to perform many different actions.
C The basic structural unit of the body is the cell.
D Each tissue type is composed of cells that have a similar structure and function.
Question #52
A marker molecules
B receptor proteins
C channel protein
D enzymes
Question #53
A inside the cell to a region outside the cell.
B outside the cell to a region inside the cell.
C of higher concentration to a region of lower concentration.
D of lower concentration to a region of higher concentration.
