Parts
What is the name of the long tube-like section of a neuron?
Axon
As axon diameter increases, what happens to the impulse speed?
This hormone prompts changes to increase body temperature
Thyroxin
What type of cells produce antibodies?
Plasma B Cells
Why do antibiotics not work on viruses?
Antibiotics disrupt bacterial metabolism - viruses do not have a metabolism
Name the protein that is converted by thrombin in the process of blood clot formation.
Fibrinogen (to fibrin)
The influx of what ion prompts vesicles of neurotransmitters to move towards the cell membrane?
Calcium ions (Ca+2)
What is the name of phytohormone responsible for fruit ripening?
Ethylene
What type of transport takes place during depolatizaiton?
Facilitated diffusion
FINSH THE SENTENCE:
The release of ADH causes the collecting duct to become …, which causes the blood solute concentration to …
More permeable … decrease
What is the name of the fluid inside a joint?
Synovial fluid
In order to generate resting potential, what active transport takes place?
2K+ out, 3 Na+ in
What is the name of the connection between actin and myosin
Cross bridge
What type of cells are affected by HIV?
Lymphocytes
Which ion channels are open during repolarization?
Potassium channels
Which receptors are responsible for monitoring blood pressure?
Baroreceptors
What happens to Z-lines during the contraction of a muscle?
They move closer together
Myelinated supports what process for faster impulse transfer?
Saltatory conduction
What type of feedback is exhibited by oestradiol on GnRH immediately before ovulation?
Positive feedback
It blocks the reuptake of a neurotransmitter, exciting the post synaptic neuron.
What is the name of the transmembrane receptor composed of one long polypeptide and three smaller subunits?
G protein
How does cocaine affect dopamine?
It binds to dopamine reuptake transmitters, preventing them from entering the presynaptic neuron
What is the name of the secondary messenger in the epinephrine signal transduction pathway?
cAMP
What type of channel proteins function during the propagation of an impulse
Voltage gated ion channels
What type of neurotransmitters causes hyperpolarization upon binding?
Inhibitory