1030- Formative wrong answers

Question 1

Which cellular process is defective in I-cell disease

Answer 1

targeting of proteins to lysosomes

Question 2

Which cellular process is ‘hijacked’ by Salmonella?

Answer 2

macropinocytosis

Question 3

Which factor directs the shuttling of proteins from the nucleus into the cytoplasm?

Answer 3

exportin

Question 4

Which homophilic, calcium-dependent transmembrane protein enables cell-cell adhesion at adherens junctions?

Answer 4

cadherin

Question 5

Which is the neuroimaging technique of choice to reveal neural activity in a living brain?

Answer 5

functional MRI

Question 6

Which molecule can cross the cell membrane by passive diffusion?

Answer 6

Water

Question 7

Which organelle(s) is/are particularly abundant in secretory cells?

Answer 7

Rough endoplasmic reticulum

Question 8

Which structure connects the third and fourth ventricles of the brain?

Answer 8

cerebral aqueduct

Question 9

What function would immediately be lost if a cell’s ribosomes were removed?

Answer 9

synthesis of protein

Question 10

what do cellular microtubules use as motor proteins?

Answer 10

dyneins

Question 11

G proteins are coupled signalling systems where:

Answer 11

Gi decreases cAMP synthesis

Question 12

The medulla oblongata is a part of:

Answer 12

The hindbrain

Question 13

Which of the following is phosphorylated by protein kinase A?

Answer 13

glycogen synthase

Question 14

Which ONE of the following is the cell most responsible for removing debris within the CNS?

Answer 14

microglia

Question 15

Why does the cauda equina exist?

Answer 15

Because the vertebral column is longer than the spinal cord

Question 16

Facilitated diffusion:

Answer 16

Can be exemplified by GLUT1

Question 17

Clathrin-mediated endocytosis requires:

Answer 17

dynamin

Question 18

Which transporter is inhibited by the toxin ouabain?

Answer 18

Na+/K -ATPase