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Human S&F lab exam final
BIOL 242
20
Anatomy
Undergraduate 4
11/28/2009

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Cards

Term
spongy layer between compact layers of flat bones of the skull
Definition
diploe
Term
bones found in the joints of flat bones in the skull
Definition
Wormian/sutural
Term
medial bone of the forearm
Definition
ulna
Term
lateral bone of the forearm
Definition
radius
Term
How many bones make up the cranium and what are they?
Definition
8: frontal, occipital, parietal x2, temporal x2, ethmoid, sphenoid
Term
How many facial bones are there and what are they?
Definition
14. vomer, mandible, and 2 each of the maxillae, palatine, nasal, inferior nasal conchae, zygomatic, lacrimal
Term
How many cervical, thoracic, and lumbar vertebrae are there?
Definition
7 cervical, 12 thoracic, 5 lumbar
Term
what is kyphosis?
Definition
humpback. normal thoracic curvature becomes exaggerated posteriorly.
Term
Which of the 12 pairs of ribs are considered "true ribs"?
Definition
the first 7 pairs
Term
Which cranial and facial bones contain paranasal sinuses?
Definition
frontal, sphenoid, ethmoid, palatine, maxillae
Term
How many bones make up the wrist?
Definition
8 carpal bones
Term
How many bones make up the ankle?
Definition
7 tarsal bones
Term
How many phalanges are in each hand or foot?
Definition
14
Term
what three molecules make up the thin filaments of muscle cells?
Definition
actin, troponin, tropomyosin
Term
strands of ___ cover the active sites on G-actin. It is bound to one molecule of ___ that holds the complex in position and moves it upon binding of calcium
Definition
tropomyosin; troponin
Term
what forms the boundary of a single sarcomere?
Definition
the Z line
Term
The __ line connects and stabilizes the positions of the thick filaments
Definition
M
Term
which part of the sarcomere contains thick filaments but no thin filaments?
Definition
the H band
Term
The __ band is equal to the length of a typical thick filament and also includes portions of the thin filaments
Definition
A
Term
The __ band contains thin filaments but not thick filaments
Definition
I
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