Anatomy and Physiology B/C

[reninkidney]

Is it okay if I finish these questions off, or do you want to do them....???

[sneepity]

Is it okay if I finish these questions off, or do you want to do them....???

nah, you can do them. I did them before but I didn't know how to use the spoiler tool.

[drcubbin]

1. Which neurotransmitter is found inside of motor neurons?

2. Which of the following does not include any sections with myosin?
A. A band
B. H band
C. I band
D. M line

3. Which stage of the hair growth stage is the longest and the growing phase?
A. Catagen
B. Anagen
C. Telogen

Click to Show Answer

1. acetylcholine 
2. H band? It's been a long time since I studied sarcomeres :/
3. Anagen - lasts a few years?

[Mr.Epithelium]

1. Which neurotransmitter is found inside of motor neurons?

2. Which of the following does not include any sections with myosin?
A. A band
B. H band
C. I band
D. M line

3. Which stage of the hair growth stage is the longest and the growing phase?
A. Catagen
B. Anagen
C. Telogen

Click to Show Answer

1. acetylcholine 
2. H band? It's been a long time since I studied sarcomeres :/
3. Anagen - lasts a few years?

Click to Show Answer

1. Yes!
2. Not quite, the right answer was I band, which includes sections of the sarcomere with actin but no myosin. Interestingly, the H band only includes myosin!
3. Correct!

Your turn!

[irinachiang]

1. List the layers of the epidermis in thick skin from the most superficial to the deepest.

2. What is the specific layer that shapes the ridges for fingerprints and footprints?
a. superficial bony layer
b. underlying muscle layer
c. papillary layer of the dermis
d. reticular layer of the dermis
e. hypodermis

3. The suture that separates the parietal bones from the occipital bone is the
a. sagittal suture
b. coronal suture
c. squamous suture
d. lambdoid suture

1. Stratum corneum, Stratum lucidum, Stratum granulosum, Stratum spinosum, Stratum basale 2. c. papillary layer of the dermis 3. d. lambdoid suture