Chapter 2 Flashcards
Which term refers to fibrous connective tissues that connect bone to bone and provide static and dynamic stability as well as input to the nervous system?
Ligaments
Which of the following is a catabolic hormone secreted by the adrenal glands and serves to maintain energy supply through the breakdown of carbohydrates, fats, and protein?
Cortisol
Which of the following is made up of the upper and lower extremities as well as the shoulder and pelvic girdles and encompasses approximately 126 bones?
Appendicular skeleton
According to sliding filament theory, when does muscular contracting occur?
Actin and myosin filiments slide past each other, shortening the entire sarcomere
In the endocrine system, which of the following secretes hormones such as corticosteroids and catecholamines in response to stress?
Adrenal Gland
GTOs sense tension and cause muscle to…
relax
Muscle spindles sense length and cause muscle to…
contract
Joint Receptors sense M…, A…, D… of a joint
motion, acceleration and deceleration
Cross section of muscle…
Epimysium Perimysium Endomysium Muscle Fiber Epic People Enjoy Music
3 lobes of pituitary gland
Anterior
Intermediate
Posterior
Insulin and glucagon are produced in the…
pancreas
Insulin … blood glucose levels
Glucagon … does what to the levels?
Insulin lowers
Glucagon increases
Catecholamines are hormones produced by the adrenal glands. Name these 2
Epinephrine (adrenaline) and norepinephrine
Which node initiates the impulse and where is it located?
Sinoatrial (SA) Node
…Node receives impulse and directs it to the walls of the ventricles
Atrioventricular (AV)
