Bio 231 Lecture Final Exam
What is contained within the structure at B?
Acetylcholine
A ribosome is an example of which level of structural hierarchy?
D
Which cell is stimulated by the hormones calcitriol and PTH?
E
What type of growth occurs at E?
Interstitial
What is the name of the layer at B in this membrane?
Lamina propria
Where in the human body would this membrane be found?
Lining the lumen of the digestive tract
Name the layer of skin labeled 1.
Papillary dermis
Name the layer of skin labeled 2.
Reticular dermis
What is happening during the point on the graph labeled 1?
The local current arrives at the axon hillock.
What is the study of the structure at E called?
cytology
What is the blood clot at A called?
hematoma
When the structure at D opens, what does it let into the cell?
Sodium ions
Where in the human body would this tissue be found?
Spinal cord
What type of hormone is found at B?
Steroid
Which cell is responsible for bone resorption?
E
Which option below correctly matches the types of neuron to the numeric labels on the figure?
1-Afferent neuron, 2-Interneuron, 3-Efferent neuron
Which letter represents a pressure gradient?
A
Which structure releases catecholamines?
A
Where in the human body would this tissue be found?
Biceps brachii
What type of glial cell is shown here?
Schwann cell
Negative feedback labeled
A- stimulus B- sensor C- Integrating center D- Effector E- Negative feedback response
Identify the part of the synapse labeled 1.
Axon of presynaptic neuron
Where would red bone marrow be found in this adult femur?
B
Which letter represents an A (dark) band?
B
Which picture depicts glucose flowing down a chemical gradient into an intestinal cell?
B
Ions would move down which of these gradients?
C
What level of structural hierarchy is represented by the letter E?
Cell
Follicle-stimulating hormone targets which of these organs?
E
The integumentary system is an example of which level of structural hierarchy?
H
What type of gland is pictured at D?
Unicellular exocrine
