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Copy of Blood - Videos (5/28/2026)

Last updated 2 months ago

2 Nsɛmmisa

Directions:

The videos will not self-pause, but the questions are in order.
You need to read one or two questions ahead and listen for them in the video.
Pause the video to answer each question and repeat.
Everything is answered in the video.

Question 1

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10

Asemmisa {{asɛmmisaAhyɛnsode}}

1.

a. Blood is something that everyone requires, and at times, due to or , we may need additional blood.

b. In the U.S., a blood transfusion is needed every seconds.

c. Cancer patients often need new blood to maintain their health during .

d. Nearly million pints of blood are required annually in the U.S. from donors.

e. Blood is described as red, sticky, salty, and having a somewhat taste.

f. Blood accounts for about percent of your body weight.

g. Blood is classified as a type of tissue, consisting of living cells suspended in a nonliving matrix.

h. One of the primary functions of blood is to transport and distribute , nutrients, waste products, and hormones.

i. The process of donating blood typically takes around minutes.

j. The centrifuge separates blood into three distinct layers: erythrocytes at the bottom, leukocytes in the middle, and at the top.

k. Erythrocytes, which carry oxygen and carbon dioxide, make up about percent of total blood volume.

l. Plasma consists of about percent water, with the remaining portion containing various solutes.

m. Plasma proteins, such as albumin and globulins, are primarily produced by the .

n. The process that prevents excessive blood loss is known as .

o. Before donating blood, it is essential to know your blood type, which can be A, B, AB, or .

p. Individuals with AB blood type are known as because they can accept blood from .

q. Type O blood is referred to as the , as it can mix with other types without causing an immune response.

r. The presence of Rh antigens determines if a person is positive or negative.

s. This discussion has covered the components of blood, including erythrocytes, leukocytes, platelets, and .

Question 2

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10

Asemmisa {{asɛmmisaAhyɛnsode}}

2.

a. Erythrocytes make up nearly percent of blood volume.

b. The primary role of erythrocytes is to ensure that your body receives enough .

c. Erythrocytes exist as hollow cells due to the demands of their .

d. Red blood cells have a unique shape that helps them with .

e. Red blood cells lack a or other organelles and are essentially sacks filled with .

f. Red blood cells are composed of about percent hemoglobin, which allows them to transport .

g. The iron atom at the center of heme is what gives our blood its color.

h. If hemoglobin were free-floating in the blood, it would thicken the blood, making it too to flow easily.

i. The creation of blood cells is called , which occurs in the .

j. The hormone responsible for regulating red blood cell production is called .

k. Old red blood cells can become rigid and get stuck in , posing health risks.

l. The spleen is sometimes referred to as the for red blood cells due to its role in .

m. One common method of blood doping involves injecting natural or synthetic to boost .

n. A high red blood cell count can lead to , making it harder for the heart to pump effectively.