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