skeletal system
Two types of bones
Spongy (soft) and compact (hard)
Down the axon
The top layer of skin
Epidermis
Upper respiratory parts
(Nose) Nasal cavity, pharynx, larynx
Arrhythmia
Abnormal heart rhythm
What does diarthrosis mean?
Freely moveable joints
3 Primary functions of skeletal muscles
1. Generate movement
2. Produce heat
3. Maintain posture
-plasty
surgical repair
What prevents food and liquid from entering the trachea
Epiglottis
What is cardiac output
Stroke volume x heart rate
Example of a ball and socket joint
Shoulder, hip
What binds to troponin, causes a shift in tropomyosin, which exposes myosin binding sites on actin?
Calcium
The gland that secrets in your axillary and groin area.. also becomes active during puberty.
Aprocine gland
Oxygen is mainly transported through blood bound to what ?
Hemoglobin
Another name for SA node
Natural peace maker
Name three cranial bones
Frontal
Parietal
Temporal
Occipital
Sphenoid
Ethmoid
Which neurotransmitter is responsible for initiating a muscle contraction and the NMJ
Acetylcholine (ACh)
This process involves muscle contractions and it’s the body’s primary way of generating heat in response to cold weather
Shivering
What is the tidal volume
Amount of air inhaled or exhaled during normal breathing
what is the purpose of the heart AV valves?
To prevent back flow to the atriums
Three axial bones
Cranial bones (frontal, temporal)
Thoracic cage (sternum, ribs)
Vertebral column (sacrum, coccyx)
Difference between Antagonist and Agonist
Antagonist: resist or oppose
Agonist: causes movement
The visual part of the nail bed is called the nail plate, but this crescent shaped, whitish area at the nails base is important for growth.
Lunula
What role do the chemoreceptors play in regulating breathing
They monitor levels of oxygen, CO2 and ph levels
What is the pathway of blood flow through the heart? Including major vessels and valves
Superior/Inferior Vena Cava
Right atrium, Tricuspid Valve, Right Ventricle, pulmonary valve, pulmonary trunk, pulmonary artery, lungs, pulmonary vein, Left atrium, Bicuspid valve, left ventricle, aortic valve, aorta