Exam 1
Meaning literally "love of blood", which scientific term describes a bleeding disorder?
hemophilic
what is 5 types of tissues?
blood
connective
epithelial
muscular
nervous
What action causes the repolarization of a muscle or nerve cell?
potassium going out
What is the outermost covering of the CNS?
bone, vertebrae, skull
OT and ADH
You are working in a lab and told to fetch a bottle of potassium iodide (one potassium and one iodine). What chemical symbol will you find on the bottle?
Dr. Peterson studies hormones that affect fat cells. What class of tissue does he study?
adipocytes
What part of the sarcomere contains overlapping thick and thin filaments
A-band
Where is the somatic sensory cortex (i.e. the part of your brain responsible for interpreting touch)?
post-central gyrus
what does placenta secrete?
estrogens, progesterone, and tropic hormones
What type of relatively weak bond can be found between the partially negative end of one molecule and the partially positive end of another?
hydrogen bonds
Blackheads form on the skin when what secretory product builds up and blocks a pore?
sebum
In a muscle cell, what structure will contain the Na/K pump as well as the T-tubules?
sarcolemma
Which spinal nerve exits the vertebral column between vertebrae C7 and T1?
C8
all hormones produced by anterior pituitary
FLAT PEG: FSH, LH, ACTH, TSH, PRL, Endorphin, GH
What is necessary for diffusion to be possible?
membrane proteins
energy in the form of ATP
a semipermeable membrane
a concentration gradient
concentration gradient
You are examining a slide containing tissue from the epiglottis. What type of tissue are you looking at?
elastic cartilage
Opioid drugs like fentanyl and oxycontin trigger sensations of extreme pleasure by activating the receptors for which neuropeptide?
endorphins
what is the pathway of vision?
1. Photoreceptors fire in retina
2. Synapse with bipolar cells
3. Synapse with ganglion cells
4. Axons merge to form optic nerves
5. Optic nerves merge and cross over in optic chiasma
6. Optic tracts continue to optic radiations
7. Visual cortex in occipital lobe
targets of adrenomedullary hormones and name the hormones
epinephrine and norepinephrine. Heart, Lungs, arterioles, and diaphragm
Prof. Viardo has found a new gene that he believes will unlock new understanding of the brain. He has the DNA sequence of the gene and needs you to provide its mRNA transcript. What is the mRNA transcript of the following DNA sequence?
ATA GGC AAT AGC CAT
UAU CCG UUA UCG GUA
what are the growth cell for bones, growth cell for cartilages, destroying cell for bones, destroying cell for cartilage, where are they found? what do some of the cells turn into when mature?
osteoblast, chondroblast, osteoclast, chondroclast. found in bone and cartilage. chondroblasts turn to chondrocytes, osteoblasts turn to osteocytes. Chondroblasts found on the edge of cartilage tissue near connective tissue.
4 classes of neurotransmitters and their specialties
look at your notes
describe all 12 cranial nerves and their names with the respective parts involved
look at the notes
all the final hormone products we studied