Body Systems

Some athletes eat _________ before a competition because this nutrient gives quick energy

• Fats

• Protein

• Carbohydrates

• Vegetables

Tags

NGSS.MS-LS1-7

The lower digestive system includes the small intestine, liver, pancreas, and gall bladder.

The gall bladder’s job is to store bile, a(n) __________ made by the

liver.

• Protein

• Vitamin

• Enzyme

• Fat

Tags

NGSS.MS-LS1-7

The lower digestive system includes the small intestine, liver, pancreas, and gall bladder

The pancreas makes ____________ a chemical that monitors

blood sugar levels.

• Enzyme

• Bile

• Trypsin

• Insulin

Some animals have an organ called the gizzard. The gizzard is muscular and helps to crush up hard food. Earthworms and many birds, including chickens, have gizzards. Chickens swallow small rocks that help the gizzard to grind up food. Did plant-eating dinosaurs have gizzards too? No one has found an actual dinosaur gizzard, but they have found small piles of round rocks inside dinosaurs’ ribcages. Based on its function, the gizzard is part of the _________________ system.

• Nervous

• Digestive

• Skeletal

• Endocrine

After you eat a meal, the food gets broken down into its component parts through digestion. What is the correct order of the digestive system

• Stomach, saliva, small intestine, chewing, peristalsis

• Chewing, saliva, peristalsis, stomach, small intestine

• Chewing, Stomach, Peristalsis, Small Intestine, Saliva

• Small intestine, stomach, peristalsis, chewing, saliva

Tags

NGSS.MS-LS1-7

Nutrient distribution depends on the ____________________ system to deliver nutrients to cells around the body through the bloodstream.

• Respiratory

• Endocrine

• Circulatory

• Lymphatic

The ____________________ system also plays a part by supplying the oxygen used in cellular respiration.

• Respiratory

• Circulatory

• Lymphatic

• Endocrine

Why is the human heart called a double loop system?

• There are two sections, or loops, that each have the same job in the circulatory system.

• One loop passes through the heart on the way to the body, and the other loop passes through the body to the lungs

• One loop takes blood with oxygen to the lungs, and the other loop takes blood and wastes to the body

• One loop takes blood with wastes to the lungs, and the other loop takes blood with oxygen to the body.

Tags

NGSS.MS-LS1-3

(Veins / Arteries / Capillaries / Ventricles) have more muscular walls due to the (blood / exchange of gases / decreased pressure / increased pressure) from the pumping heart.

• Veins, increased pressure

• Arteries, decreased pressure

• Veins, decreased pressure

• Arteries, increased pressure

Your heart is a powerful, fist-shaped muscle that beats 100,000 times a day to power the circulatory system. Which of the following are functions of the circulatory system?

• transporting nutrients, bringing oxygen to cells, removing carbon dioxide and water from the body

• breaking down nutrients, helps fight diseases and infections, Transporting nutrients

• Bring oxygen to cells, fight diseases and infections, remove waste from the body

• There are no functions for the circulatory system