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FREE AND STUDY GAMES ABOUT PHYSIOLOGY 1-5 EXAM
QUESTIONS
Actual Qs and Ans Expert-Verified Explanation
This Exam contains:
-Guarantee passing score -38 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation Question 1: A structural lipid found in the cell membrane is a: triglyceride.phospholipid.steroid.Both B and C are correct.
Answer:
phospholipid.steroid.
Question 2: Sodium moves into the cell and potassium moves out of the cell
It is a single strand.It contains uracil rather than thymine.The obligatory base pairs are adenine and uracil, and guanine and cytosine.It contains deoxyribose sugar.
Answer:
It contains deoxyribose sugar.
Question 3: Basement membrane is composed of molecules made by _____ tissue.
muscle connective epithelial Both B and C are correct.
Answer:
connective epithelial
Question 4: Which of the following is not a characteristic of skeletal muscles?
Having one nucleus per cell Being attached to bone Having striations Having voluntary or "willed" muscles
Answer:
Having one nucleus per cell Question 5: Which of the following is not a characteristic of connective tissue?Typically holds its cells together tightly by means of desmosomes Protects the body from foreign invaders Supports the body Transports substances throughout the body
Answer:
Typically holds its cells together tightly by means of desmosomes Question 6: A DNA molecule is characterized by all of the following except: double helix shape.obligatory base pairing.ribose sugar.phosphate groups.
Answer:
ribose sugar.Question 7: Shivering to try to raise your body temperature back to normal would be an example
of:
the body trying to maintain homeostasis.a positive-feedback mechanism.a negative-feedback mechanism.both A and C
Answer:
the body trying to maintain homeostasis.a negative-feedback mechanism.Question 8: The cell organelles that synthesize organic matrix substances in bone formation
are:
mitochondria and Golgi apparatus.ribosomes and Golgi apparatus.endoplasmic reticulum and ribosomes.endoplasmic reticulum and Golgi apparatus.
Answer:
endoplasmic reticulum and Golgi apparatus.Question 9: In bone growth, the medullary cavity is enlarged because of the activity of: osteoclasts.osteocytes.osteoblasts.chondrocytes.
Answer:
osteoclasts.
Question 10: Which of the following is not a characteristic of smooth muscles?
Having one nucleus per cell Having intercalated disks Composing the walls of the viscera Usually not being under voluntary control
Answer:
Having intercalated disks Question 11: In the epiphyseal plate, the zone of hypertrophy is in the _____ layer.first second third fourth
Answer:
third
Question 12: Which is not true about the sodium and potassium pump?
It uses cellular energy.Sodium moves into the cell and potassium moves out of the cell.A carrier system is used.It can move substances against their concentration gradient.
Answer:
Sodium moves into the cell and potassium moves out of the cell Question 13: The basic building blocks of fats are: monosaccharides.disaccharides.amino acids.fatty acids and glycerol.
Answer:
fatty acids and glycerol.Question 14: In intramembranous ossification, the process of appositional growth refers to the: development of a core layer of spongy bone.development of compact bone in long bones.addition of an outside layer of osseous tissue on flat bones.lengthen
Answer:
addition of an outside layer of osseous tissue on flat bones.Question 15: The term glycoprotein, a combination of two words, tells you that the compound is made of _____, with _____ being the dominant component.a lipid and a protein; the lipid carbohydrate and protein; carbohydrate a lipid and a protein; the protein
Answer:
carbohydrate and protein; protein
Question 16: Which is true about the sodium and potassium pump?
Two sodium ions are taken into the cell.Three sodium ions are taken out of the cell.Three potassium ions are taken into the cell.Two potassium ions are taken out of the cell.
Answer:
Three sodium ions are taken out of the cell.
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