#1
Which bone is commonly referred to as the collarbone?
Clavicle
ExplanationForms part of the shoulder girdle, connecting the arm to the trunk.
#2
What is the largest organ in the human body?
Skin
ExplanationServes as a protective barrier and regulates body temperature.
#3
Which type of muscle is under voluntary control?
Skeletal muscle
ExplanationConsciously controlled for movement and stability.
#4
What is the primary function of red blood cells?
Transporting oxygen
ExplanationCarries oxygen from the lungs to tissues throughout the body.
#5
Which bone in the human body is often called the 'funny bone'?
Humerus
ExplanationNerve sensation when bumped due to its proximity to the ulnar nerve.
#6
Which organ is responsible for producing insulin?
Pancreas
ExplanationEndocrine gland that regulates blood sugar levels.
#7
Which part of the brain is responsible for regulating basic bodily functions such as breathing and heart rate?
Medulla Oblongata
ExplanationControls autonomic functions vital for survival.
#8
How many chambers does the human heart have?
Four
ExplanationConsists of two atria and two ventricles for efficient blood circulation.
#9
Which gland is often referred to as the 'master gland' of the endocrine system?
Pituitary gland
ExplanationRegulates various hormonal activities in the body.
#10
What is the scientific term for the shoulder blade?
Scapula
ExplanationProvides attachment for muscles and aids in shoulder movement.
#11
What is the function of the alveoli in the lungs?
Oxygen exchange
ExplanationFacilitates the exchange of oxygen and carbon dioxide in the bloodstream.
#12
Which hormone is responsible for regulating blood sugar levels?
Insulin
ExplanationLowers blood sugar levels by facilitating glucose uptake into cells.
#13
What is the name of the joint that connects the thigh bone to the shin bone?
Knee joint
ExplanationPermits movement and weight-bearing between the femur and tibia.
#14
Which part of the digestive system is responsible for absorbing water and forming feces?
Colon
ExplanationReabsorbs water and minerals, forming solid waste.
#15
What is the function of the cochlea in the ear?
Hearing
ExplanationConverts sound vibrations into electrical signals for the brain to interpret.
#16
Which part of the brain is associated with emotions and the sense of smell?
Amygdala
ExplanationInvolved in processing emotions and memory formation.
#17
What is the name of the fluid that lubricates joints and provides nourishment to cartilage?
Synovial fluid
ExplanationReduces friction between joint surfaces and supplies nutrients to cartilage.
#18
What is the primary function of the cerebellum in the brain?
Coordination and balance
ExplanationCoordinates voluntary movements and maintains posture and balance.