Clicker Questions Exam 1 Flashcards
Which of the following would have to be a transmembrane protein?
a. A receptor Protein
b. A protein binding to the cytoskeleton
c. A channel Protein
d. A phosphorylase
C. A channel Protein
Which organelle(s) is/are associated with intracellular trafficking?
The ER (smooth and rough) and the Golgi Apparatus
Which organelle(s) is/are associated with most ATP production?
The Mitochondria
Which organelle is directly associated with the synthesis of proteins for secretion?
Rough ER
Pits coated with _____ are often associated with endocytosis.
Clathrin
What transport mechanisms require
energy other than kinetic energy?
Active Transport
Which is most concentrated in the extracellular environment?
Sodium
The sodium-potassium pump is an example of which of the following kinds of transport?
Primary Active Transport
The Sodium-Glucose pump is an example of what kind of transport?
Secondary Active Transport
The Sodium-Calcium Pump is an example of which kind of the following kinds of transport?
A. Diffusion
B. Primary Active Transport
C. Secondary Active Transport
D. Facilitated Diffusion
C. Secondary Active Transport
Glucose transporters (GLUT transporters) employ which of the following kinds of transport?
a. diffusion
b. Primary active transport
c. Secondary active transport
d. Facilitated diffusion
D. Facilitated Diffusion
Which of the following types of neurons would transmit an action potential the fastest?
A. Small diameter, non-myelinated
B. Small diameter, myelinated
C. Large diameter, myelinated
D. Large diameter, non-myelinated
c. Large Diameter, myelinated
Saltatory conduction is characteristic of which part of a typical neuron
a. Dendrite
b. Nerve cell body
c. Axon hillock
d. Axon
D. Axon
A selectivity filter with carbonyl Oxygens is associated with which of the following kinds of ion channels?
a. Gated sodium
b. Non-gated sodium
c. Potassium
d. Chloride
C. Potassium
The resting potential for a typical neuron, such as a motor neuron, is best represented by which of the following potentials>
a. 74 mV
b. -74mV
c. 90 mV
d. -90 mV
D. -90 mV