The __________ is a muscular organ about the size of a fist, located just behind and slightly left of the breastbone.

It receives blood from the veins and pumps it to the right ventricle.

• RIGHT VENTRICLE

• RIGHT ATRIUM

• LEFT VENTRICLE

• LEFT ATRIUM

These are veins that transfer oxygenated blood from the lungs to the heart.

• SUPERFICIAL VEIN

• VENTRICLE

• CARDIAC VEINS

• PULMONARY VEINS

__________ occurs when the heart muscle relaxes.

• DIASTOLE

• FLATLINE

• INDUCED

• SYSTOLE

The following activities can enhance your cardiovascular endurance except __________.

• WEIGHT LIFTING

• TAEBO

• SWIMMING

• ZUMBA

Which of the following is NOT a function of digestive system?

• TAKE IN FOOD

• BREAKDOWN FOOD

• SERVE FOOD

• ABSORB DIGESTIVE MATERIAL

What comes next?

Mouth > Esophagus > Stomach > __________

• SMALL INTESTINE

• LARGE INTESTINE

• LIVER

• PANCREAS

This is the first part of the digestive system. It contains stratified squamous epithelium.

• ABDOMINAL CAVITY

• ORAL CAVITY

• CRANIAL CAVITY

• TOOTH CAVITY

Food is pushed through your __________ and into your stomach with a series of muscle contractions.​

• SALIVA

• NECK

• MUSCLE FIBER

• ESOPHAGUS

__________ is important because your body needs nutrients from food and drink to work properly​.

• DIGESTION

• BREATHING

• EXERCISE

• RESPIRATION