Module 11
Up until recently, there were believed to be only 4 tastes. Those are: sweet, salty, sour, and bitter. What fifth taste was recently recognized?
Umami
What is Extensibility concerning muscle tissue?
This allows the muscles to stretch 3X longer than they are at rest.
What do Maximus, medius, and minimus mean?
Maximus=largest
Medius=Middle
Minimus=smallest
There are 3 main ways that ATP can be generated. What are they?
Phophogen system, anaerobic cellular, respiration, and aerobic cellular respiration.
What is the name of an immobile or nearly immobile joint?
synarthrosis
What is the name for the bitter-tasting molecules?
Alkaloids
What muscle tissue has a uniform, nonstriated appearance?
Smooth muscle
What does Brevis and Longus mean?
Brevis = short
Longus = long
Define a twitch in relation to temporal summation.
a single contraction in the muscle fibers of its motor unit. This isolated contraction is called a twitch.
What do we call a joint that has some, but limited mobility?
Amphiarthrosis
What is the other name for our sense of smell?
Olfaction
What muscle tissue is composed of one or two nuclei and are physically and electrically connected to each other?
Cardiac muscle
Define Lateralis and medialis.
Lateralis means to the outside, or away from the midline.
Medialis means toward the midline.
A motor unit is made up of what 2 parts?
A single motor neuron and the myofibers it innervates.
What do we call a freely mobile joint?
diarthrosis
What is the name of the large, fleshy external structure on the lateral aspect of the head?
Auricle
What type of muscle tissue is multinucleated structures that compose the tissue?
Skeletal muscle
Define Flexor, extensor, abductor, and adductor.
Flexor means to decrease the angle at the joint.
Extensor means to increase the angle at the joint
Abductor means to move the bone away from midline
Adductor means to move the bone toward the midline.
List the 3 main types of skeletal muscle contractions.
Isotonic concentric contractions, Isotonic eccentric contractions, and isometric contractions.
What are the 3 types of fibrous joints?
The middle ear has 3 ossicles associated. What are the names of those 3 parts?
What are the 3 types of muscle tissue?
Smooth, skeletal, and caridac.
What innervation is the Rectus femoris responsible for?
Knee Extension
What are the four phases of muscular contraction?
I. Excitation
II. Excitation-contraction
III. Contraction
IV. Relaxation
What are the 2 types of Cartilaginous joints?
Synchondrosis, and symphysis.