Paper 2 B23 A&P Flashcards
Vitim D is formed by?
In thebskin by the action of sunlight on a substance called cholesterol
The Humerus is …?
upper arm, between the shoulder joint and elbow joint
The Sternum is located?
Long bone of the chest between breasts.
The Scapula is located?
Shoulders blades
The clavicle is… ?
Chest- collar bone
What is the sinus?
Is an air space found in the temporal, occipital, sphenoid and maxillae bones. Which open the nasal cavity.
What is the function of the sinus?
To make the skull lighter, improve voice tone, secrete mucas to help with air flow.
Where is the temporal muscle?
Side of head, near ear
Where is the occipitalis muscle?
Back of lower head
Where is the sternocleidomastoid muscle?
Neck
Where is the triceps?
Back of upper arm
Where is the deltoids?
Outer shoulder
What is the muscle called that draws the lower lip and gaw down, forming wrinkles in the neck?
Platysma
The biceps are responsible for?
Flexion of the elbow
The trapezius muscle is relaxed by?
Indian head massage
Skeletal muscle has the ability to aid movement movement of?
Lymph
Where is the internal jugular?
Where is the external jugular?
What is the difference between a vein and artery?
Vein has a wider lumen
Lymph circulates the body and empties into what?
Blood stream, via lymph nodes
Lymph travels around the body and is prevented from flowing backwards by what?
Valves
Plasma moves out of the capillaries and becomes what?
Tissue fluid
Plasma bathes the cells in nutrition and oxygen
True
Waste and excess fluids move into the lymphatic vessels.
True
Waste returns to capillaries
True
What is the endocrine system made up of?
Glands
What is the function of the endocrine system?
Glands release hormones into the bloodstream. To regulate how much of each hormone is released.
Where is the trachea?
Windpipe
Where is the pharynx?
Throat. Behind nasal cavity
Where is the larynx?
Voice box. Small organ in top of neck
Where is the bronchi?
Main airway into the lungs
Where is yhe bronchioles?
Within the lungs
Where is the alveoli?
Tiny sacs in lungs
Where is the lungs?
Chest
What is the purpose of myelin sheath covering an axon?
Provide insulation
What does the central nervous system CNS consist of?
Brain and spinal cord. Controls movement, emotion, breathing, body temp.
