CHM 4220 Exam 4 Study Guide Q&A Fall 2023/24.
New Clicker Questions
1. In vertebrates the notochord is
a) An important nerve system structure found in adults
b) An embryonic tissue
c) Part of the never cord
d) The main part of vertebrate backbone
2. The neural crest originates from
a)...
1. In vertebrates the notochord is
a) An important nerve system structure found in adults
b) An embryonic tissue
c) Part of the never cord
d) The main part of vertebrate backbone
2. The neural crest originates from
a) The neural tube
b) The notochord
c) The ectoderm
d) None of the above are correct
3. Which of the following statements are correct?
a) Fish and amphibians together form one monophyletic group
b) Fish form a paraphyletic group
c) Reptiles and mammals together form one monophyletic group
d) All of the above are correct
e) None of the other options are correct
4. Fish:
a) Cannot produce aromatic amino acids
b) Have open circulatory system
c) Always have swimming fins
d) All of the above are correct
5. Which of the following statements is correct about fish?
a) Gills evolved from jaws
b) Teeth evolved from scales
c) Sharks have external fertilization
d) All of the above are correct
e) None of the above are correct
6. Which of the following groups of fish have muscles inside of their fins?
a) Sharks
b) Ray-finned fish
c) Lobe-finned fish
d) All of the above are correct
e) None of the above are correct
,7. Which of the following word pairs are correct?
a) Tiktaalik/lobe-finned fish
b) Tiktaalik/amphibians
c) Tiktaalik/ancestral fossil of tetrapods
d) None of the above are correct
8. Reptiles with anapsis skull have lateral holes for muscles to attach.
a) 0
b) 1
c) 2
d) 3
e) None of the above are correct
9. Mammals derive from reptiles
a) Anapsis
b) Synapsis
c) Diapsis
d) None of the above are correct
10. Modern birds have
a) Only symmetric feathers
b) Very high number of bones
c) Many fused bones
d) None of the above are correct
11. Hooves and horns of mammals are made of:
a) Keratin
b) Chitin
c) Calcium carbonate
d) Collagen
12. Where does absorption of water mostly take place?
a) Stomach
b) Small intestine
c) Large intestine
d) All of the above are correct
13. The interior of the digestive track is known as:
a) Serosa
b) Epithelium
c) Lumen
d) Endogastron
, 14. Which of the following seal the larynx when you swallow foods?
a) Glottis
b) Epiglottis
c) Soft palate
d) Interior part of the tongue
15. Which of the following statements are correct?
a) Low pH values activate pepsin into pepsinogen
b) Carbohydrates are digested in the stomach
c) Parietal cells segregate pepsinogen
d) All of the above are correct
e) None of the above are correct
16. The pancreas releases some enzymes in the duodenum. They need help to digest:
a) Proteins
b) Carbohydrates
c) Lipids
d) All of the above are correct
e) None of the above are correct, they only regulate sugar levels in blood.
17. Which of the following concepts pairs with glycogenolysis?
a) Breakdown of glucose
b) Breakdown of glycogen
c) Molecules are converted into glucose
d) None of these options are correct
18. Which of the following animals do not have circulatory system?
a) Sponges
b) Corals
c) Jelly fish
d) None of the above have circulatory system
19. Erythrocytes:
a) Are part of plasma
b) Have nuclei
c) Never contain hemoglobin
d) Are one of the formed elements of the blood
20. Which of the following statements is correct?
a) Arteries are always rich in oxygen
b) Veins always run from the rest of the body to the heart
c) Sometimes arteries run from the rest of the body to the heart
d) All of the above are correct
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