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ra1l [238]
3 years ago
5

Name the ridged bundles of muscle found projecting inside the right atrium. View available hint(s) name the ridged bundles of mu

scle found projecting inside the right atrium. Trabeculae carneae papillary muscles pectinate muscles intercalated discs
Biology
1 answer:
IRISSAK [1]3 years ago
5 0

Answer;

-Pectinate muscles

Explanation;

-Pectinate muscles are shaped a little like hair, and their function is maxium atrial contraction with minimal muscle mass.The pectinate muscles (musculi pectinati) are parallel ridges in the walls of the atria of the heart. They are so-called because of their resemblance to the teeth of a comb as in pecten.

-The pectinate muscles are ridge like elevations of muscle. They are parallel to each other and resemble teeth of a comb. They are easily observed inside the right atrium.

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Answer:

the correct answers are as follows

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3 years ago
In Black Boy, the young Richard Wright associates the bitterness and pain he feels over being abandoned by his father with _____
sukhopar [10]

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the pain he feels when he is hungry

Explanation:

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The human population grows by about 2% each year, showing_____ growth.
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6 0
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A 35-year-old woman is 1 day postpartum. she is reporting moderate perineal pain after giving birth and would like to clean the
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A sitz bath  

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3 years ago
Cardinal flower has scentless, bright red flowers that are long and tubular. What is the most likely pollinator of this plant?
Bond [772]

Answer:

Hummingbird

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Cardinal flower has two upper petals and three lower spreading petals. All the petals combine to form a tube at the base. Hence the flowers get a tubular shape. Insects can not enter the tubular flower easily so humming birds usually pollinate these flowers. The hummingbirds feeds on its nectar and pollinates the flower in the process.

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